Data handling system





4. A DATA HANDLING SYSTEM COMPRISING, IN COMBINATION, A DYNAMICALLY OPERABLE PROCESSING FILE SYSTEM HAVING A PLURALITY OF STORAGE MEANS INCLUDING A PROCESSING STORAGE MEANS HAVING A PLURALITY OF INFORMATION UNITS INCLUDING KEY FIELD DATA CORRESPONDING TO EACH OF SAID INFORMATION UNITS STORED IN A FIRST SEQUENCE IN A FIRST STORAGE MEANS OF SAID FILE SYSTEM; TRANSFER MEANS FOR TRANSFERRING INFORMATION UNITS FROM SAID FIRST STORAGE MEANS OF SAID FILE SYSTEM TO SAID PROCESSING STORAGE MEANS OF SAID FILE SYSTEM AND FOR RETRANSFERRING SAID INFORMATION UNITS FROM SAID PROCESSING STORAGE MEANS TO A SECOND STORAGE MEANS OF SAID FILE SYSTEM, SAID TRANSFER MEANS COMPRISING CONTROLLED TRANSFER MEANS CONNECTED BETWEEN SAID FIRST STORAGE MEANS AND SAID PROCESSING STORAGE MEANS AND CONNECTED BETWEEN SAID PROCESSING STORAGE MEANS AND SAID SECOND STORAGE MEANS; AND 